MosaicSync Firefox

Download MosaicSync

By: Cosimo Add-on
Download MosaicSync (current and past versions) for Firefox
Latest Version: 1.32.1.3 Updated: 16 hours ago

Ready to install?

MosaicSync is available to install from Firefox Add-ons Store and for download from this page.
View source code
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Available versions

You can find the current and older versions of MosaicSync here. You can download the archived versions or inspect their source codes.

As a free user, you can download up to 3 latest versions.
Upgrade to download older versions
VersionDownloadSizeDownload countTimestamp
1.32.1.3XPI · ZIP · Source code740.40KB02026-09-11
1.32.1.2XPI · ZIP · Source code736.14KB02026-09-09
1.32.0.10XPI · ZIP · Source code724.25KB02026-09-09
1.32.0.7Paid users only700.77KB02026-09-08
1.31.5Paid users only695.42KB02026-09-07
1.31.4Paid users only695.16KB02026-09-06
1.31.2Paid users only692.89KB02026-09-06
1.31.1Paid users only692.90KB02026-09-06
1.31.0Paid users only691.93KB02026-09-04
1.30.18.45Paid users only689.29KB02026-09-04
1.30.18.44Paid users only689.27KB02026-09-04
1.30.18.37Paid users only681.15KB02026-09-03
1.30.18.34Paid users only681.17KB02026-09-03
1.30.18.18Paid users only671.63KB02026-09-02
1.30.18.12Paid users only657.55KB02026-09-01
1.30.18.9Paid users only654.46KB02026-08-31
1.30.18.8Paid users only653.54KB02026-08-31
1.30.18.2Paid users only639.25KB02026-08-29
1.30.18Paid users only637.44KB02026-08-29
1.30.12Paid users only624.28KB02026-08-28
1.30.11Paid users only624.32KB02026-08-28
1.30Paid users only615.50KB02026-08-27
1.27.8.6Paid users only629.69KB02026-08-26
1.27.8Paid users only596.97KB02026-08-25
1.26.17.7Paid users only692.11KB02026-08-23
1.26.15Paid users only683.11KB02026-08-23
1.25.16.1Paid users only568.26KB02026-08-21
1.32.1.3 740.40KB
2026-09-11 · 0 downloads
XPI ZIP Source code
1.32.1.2 736.14KB
2026-09-09 · 0 downloads
XPI ZIP Source code
1.32.0.10 724.25KB
2026-09-09 · 0 downloads
XPI ZIP Source code
1.32.0.7 700.77KB
2026-09-08 · 0 downloads
Paid users only
1.31.5 695.42KB
2026-09-07 · 0 downloads
Paid users only
1.31.4 695.16KB
2026-09-06 · 0 downloads
Paid users only
1.31.2 692.89KB
2026-09-06 · 0 downloads
Paid users only
1.31.1 692.90KB
2026-09-06 · 0 downloads
Paid users only
1.31.0 691.93KB
2026-09-04 · 0 downloads
Paid users only
1.30.18.45 689.29KB
2026-09-04 · 0 downloads
Paid users only
1.30.18.44 689.27KB
2026-09-04 · 0 downloads
Paid users only
1.30.18.37 681.15KB
2026-09-03 · 0 downloads
Paid users only
1.30.18.34 681.17KB
2026-09-03 · 0 downloads
Paid users only
1.30.18.18 671.63KB
2026-09-02 · 0 downloads
Paid users only
1.30.18.12 657.55KB
2026-09-01 · 0 downloads
Paid users only
1.30.18.9 654.46KB
2026-08-31 · 0 downloads
Paid users only
1.30.18.8 653.54KB
2026-08-31 · 0 downloads
Paid users only
1.30.18.2 639.25KB
2026-08-29 · 0 downloads
Paid users only
1.30.18 637.44KB
2026-08-29 · 0 downloads
Paid users only
1.30.12 624.28KB
2026-08-28 · 0 downloads
Paid users only
1.30.11 624.32KB
2026-08-28 · 0 downloads
Paid users only
1.30 615.50KB
2026-08-27 · 0 downloads
Paid users only
1.27.8.6 629.69KB
2026-08-26 · 0 downloads
Paid users only
1.27.8 596.97KB
2026-08-25 · 0 downloads
Paid users only
1.26.17.7 692.11KB
2026-08-23 · 0 downloads
Paid users only
1.26.15 683.11KB
2026-08-23 · 0 downloads
Paid users only
1.25.16.1 568.26KB
2026-08-21 · 0 downloads
Paid users only

Install XPI file

An XPI file, short for "XPInstall," is a compressed file format used primarily by Mozilla applications, like Firefox and Thunderbird, to distribute and install add-ons or extensions. These files are similar in function to CRX files for Chrome but cater to the Mozilla ecosystem.
  • Simply drag-and-drop the XPI into Firefox to install the add-on.

Install ZIP file

  • Download the MosaicSync ZIP file.
  • In Firefox browser, go to about:addons to open Add-ons Manager
  • Click on ⚙, Install Add-on From File
  • Select the MosaicSync ZIP file from step 1. MosaicSync is now installed on your browser.

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